/* 站点设计系统：深海夜色 + 双鱼双色（青 与 粉）
   登录页与用户面板共用。 */

:root {
  --bg-0: #05080f;
  --bg-1: #0a1020;
  --bg-2: #111a2e;
  --bg-3: #182440;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);

  --text: #e9eefb;
  --text-dim: #8b98b8;
  --text-mute: #5f6b88;

  --cyan: #34d8ea;
  --cyan-dim: #1b8fa3;
  --pink: #ff6fae;
  --pink-dim: #a83f6e;
  --gold: #ffc95e;
  --ok: #3ddc97;
  --warn: #ffb454;
  --danger: #ff5c7a;

  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.55);

  --font-ui: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --font-num: "Bahnschrift", "DIN Alternate", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  background: var(--bg-0);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

/* 背景光斑：两团，一青一粉，呼应双鱼 */
.bg-fx {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}
.bg-fx span {
  position: absolute;
  display: block;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
  animation: drift 22s ease-in-out infinite alternate;
}
.bg-fx span:nth-child(1) {
  width: 46vw; height: 46vw; left: -12vw; top: -10vw;
  background: radial-gradient(circle, rgba(52, 216, 234, 0.55), transparent 68%);
}
.bg-fx span:nth-child(2) {
  width: 40vw; height: 40vw; right: -10vw; bottom: -12vw;
  background: radial-gradient(circle, rgba(255, 111, 174, 0.45), transparent 68%);
  animation-delay: -8s;
}
.bg-fx span:nth-child(3) {
  width: 26vw; height: 26vw; right: 22vw; top: 8vh;
  background: radial-gradient(circle, rgba(120, 140, 255, 0.32), transparent 70%);
  animation-delay: -14s;
}
@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(4vw, 3vh, 0) scale(1.14); }
}

/* 玻璃卡片 */
.glass {
  background: linear-gradient(160deg, rgba(24, 36, 64, 0.86), rgba(10, 16, 32, 0.92));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 11px 18px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.12s ease, background 0.18s ease, border-color 0.18s ease;
}
.btn:hover:not(:disabled) { background: rgba(255, 255, 255, 0.09); border-color: var(--cyan-dim); }
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn.primary {
  border-color: transparent;
  background: linear-gradient(120deg, var(--cyan), #6ad0ff 45%, var(--pink));
  color: #06121a;
  font-weight: 700;
}
.btn.primary:hover:not(:disabled) { filter: brightness(1.08); }

.btn.wide { width: 100%; }

/* 输入 */
.field { margin-bottom: 14px; }
.field label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.4px;
  color: var(--text-dim);
}
.input {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(6, 10, 20, 0.75);
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}
.input::placeholder { color: var(--text-mute); }
.input:focus {
  border-color: var(--cyan-dim);
  box-shadow: 0 0 0 3px rgba(52, 216, 234, 0.14);
}
.input.mono { font-family: var(--font-num); letter-spacing: 1.5px; }

/* 图形验证码 */
.cap-row { display: flex; gap: 10px; align-items: stretch; }
.cap-row .input { flex: 1; min-width: 0; }
.cap-img {
  width: 132px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #eef2f8;
  cursor: pointer;
  object-fit: cover;
  flex: none;
  transition: opacity 0.15s ease;
}
.cap-img:hover { opacity: 0.85; }
.cap-img.loading { opacity: 0.35; }

/* 提示条 */
.msg {
  margin-top: 14px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.55;
}
.msg.err { border-color: rgba(255, 92, 122, 0.45); background: rgba(255, 92, 122, 0.1); color: #ffc0cd; }

/* 数字列等宽对齐 */
td.num { font-family: var(--font-num, ui-monospace, SFMono-Regular, Menlo, Consolas, monospace); }

/* 展示号：点一下即复制，闪一下给出反馈 */
td.copyable { cursor: copy; }
td.copyable:hover { background: rgba(61, 220, 151, 0.08); }
td.copyable[data-copied="1"] { background: rgba(61, 220, 151, 0.22); }
td.copyable[data-copied="1"]::after { content: "已复制"; margin-left: 6px; font-size: 11px; color: var(--ok); }
td.copyable[data-copied="0"]::after { content: "复制失败，请手动选中"; margin-left: 6px; font-size: 11px; color: var(--warn); }
.msg.ok  { border-color: rgba(61, 220, 151, 0.4); background: rgba(61, 220, 151, 0.1); color: #b7f5da; }
.msg.info { border-color: rgba(52, 216, 234, 0.35); background: rgba(52, 216, 234, 0.08); color: #c3f0f8; }
.msg.warn { border-color: rgba(255, 180, 84, 0.4); background: rgba(255, 180, 84, 0.1); color: #ffdcae; }

/* 徽标 */
.chip {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-size: 11px;
  color: var(--text-dim);
}
.chip.ok { border-color: rgba(61,220,151,.5); color: var(--ok); }
.chip.warn { border-color: rgba(255,180,84,.5); color: var(--warn); }
.chip.danger { border-color: rgba(255,92,122,.5); color: var(--danger); }

.hidden { display: none !important; }
.mono-num { font-family: var(--font-num); }